<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<script src="https://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script>
		<style type="text/css">
			#demo1{
				width: 800px;
				height: 300px;
				background-color: aqua;
				margin: 0 auto;
				text-align: center;
				line-height: 300px;
				font-size: 50px;
				cursor: pointer;
			}
			#demo2{
				width: 800px;
				height: 300px;
				background-color: aquamarine;
				margin: 0 auto;
				text-align: center;
				line-height: 300px;
				font-size: 50px;
				display: none;
				cursor: pointer;
			}
		</style>
	</head>
	<body>
		<script type="text/javascript">
			$(function(){
				$("#demo1").hover(function(){
					$("#demo2").slideToggle("slow");
				})
			})
		</script>
		<div id="demo1">点击我，显示好东西</div>
		<div id="demo2">哈哈哈，你被骗到了</div>
	</body>
</html>
